Added OpenSim.Capabilities.Handlers. For the moment it has only the GetTexture handler. The region module in Linden space uses it. WARNING: nothing of this works yet, it just compiles.
parent
e3c27d8527
commit
6b2b036387
|
@ -0,0 +1,73 @@
|
|||
/*
|
||||
* Copyright (c) Contributors, http://opensimulator.org/
|
||||
* See CONTRIBUTORS.TXT for a full list of copyright holders.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are met:
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* * Neither the name of the OpenSimulator Project nor the
|
||||
* names of its contributors may be used to endorse or promote products
|
||||
* derived from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
|
||||
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
||||
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||||
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
||||
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
||||
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
||||
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
using System;
|
||||
using Nini.Config;
|
||||
using OpenSim.Server.Base;
|
||||
using OpenSim.Services.Interfaces;
|
||||
using OpenSim.Framework.Servers.HttpServer;
|
||||
using OpenSim.Server.Handlers.Base;
|
||||
using OpenMetaverse;
|
||||
using Caps = OpenSim.Framework.Capabilities.Caps;
|
||||
|
||||
namespace OpenSim.Capabilities.Handlers
|
||||
{
|
||||
public class CapsServerConnector : ServiceConnector
|
||||
{
|
||||
private IAssetService m_AssetService;
|
||||
private string m_ConfigName = "CapsService";
|
||||
|
||||
public CapsServerConnector(IConfigSource config, IHttpServer server, string configName) :
|
||||
base(config, server, configName)
|
||||
{
|
||||
if (configName != String.Empty)
|
||||
m_ConfigName = configName;
|
||||
|
||||
IConfig serverConfig = config.Configs[m_ConfigName];
|
||||
if (serverConfig == null)
|
||||
throw new Exception(String.Format("No section '{0}' in config file", m_ConfigName));
|
||||
|
||||
string assetService = serverConfig.GetString("LocalServiceModule",
|
||||
String.Empty);
|
||||
|
||||
if (assetService == String.Empty)
|
||||
throw new Exception("No LocalServiceModule in config file");
|
||||
|
||||
Object[] args = new Object[] { config };
|
||||
m_AssetService =
|
||||
ServerUtils.LoadPlugin<IAssetService>(assetService, args);
|
||||
|
||||
if (m_AssetService == null)
|
||||
throw new Exception(String.Format("Failed to load AssetService from {0}; config is {1}", assetService, m_ConfigName));
|
||||
|
||||
bool allowDelete = serverConfig.GetBoolean("AllowRemoteDelete", false);
|
||||
|
||||
server.AddStreamHandler(new GetTextureHandler("/CAPS/" + UUID.Random() + "/", m_AssetService));
|
||||
}
|
||||
|
||||
}
|
||||
}
|
|
@ -0,0 +1,356 @@
|
|||
/*
|
||||
* Copyright (c) Contributors, http://opensimulator.org/
|
||||
* See CONTRIBUTORS.TXT for a full list of copyright holders.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are met:
|
||||
* * Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* * Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* * Neither the name of the OpenSimulator Project nor the
|
||||
* names of its contributors may be used to endorse or promote products
|
||||
* derived from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
|
||||
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
||||
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||||
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
|
||||
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
||||
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
||||
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
||||
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
using System;
|
||||
using System.Collections;
|
||||
using System.Collections.Specialized;
|
||||
using System.Drawing;
|
||||
using System.Drawing.Imaging;
|
||||
using System.Reflection;
|
||||
using System.IO;
|
||||
using System.Web;
|
||||
using log4net;
|
||||
using Nini.Config;
|
||||
using OpenMetaverse;
|
||||
using OpenMetaverse.StructuredData;
|
||||
using OpenMetaverse.Imaging;
|
||||
using OpenSim.Framework;
|
||||
using OpenSim.Framework.Servers;
|
||||
using OpenSim.Framework.Servers.HttpServer;
|
||||
using OpenSim.Region.Framework.Interfaces;
|
||||
using OpenSim.Services.Interfaces;
|
||||
using Caps = OpenSim.Framework.Capabilities.Caps;
|
||||
|
||||
namespace OpenSim.Capabilities.Handlers
|
||||
{
|
||||
|
||||
public class GetTextureHandler : BaseStreamHandler
|
||||
{
|
||||
private static readonly ILog m_log =
|
||||
LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
|
||||
private IAssetService m_assetService;
|
||||
|
||||
public const string DefaultFormat = "x-j2c";
|
||||
|
||||
// TODO: Change this to a config option
|
||||
const string REDIRECT_URL = null;
|
||||
|
||||
public GetTextureHandler(string path, IAssetService assService) :
|
||||
base("GET", path)
|
||||
{
|
||||
m_assetService = assService;
|
||||
}
|
||||
|
||||
public override byte[] Handle(string path, Stream request, OSHttpRequest httpRequest, OSHttpResponse httpResponse)
|
||||
{
|
||||
//m_log.DebugFormat("[GETTEXTURE]: called in {0}", m_scene.RegionInfo.RegionName);
|
||||
|
||||
// Try to parse the texture ID from the request URL
|
||||
NameValueCollection query = HttpUtility.ParseQueryString(httpRequest.Url.Query);
|
||||
string textureStr = query.GetOne("texture_id");
|
||||
string format = query.GetOne("format");
|
||||
|
||||
if (m_assetService == null)
|
||||
{
|
||||
m_log.Error("[GETTEXTURE]: Cannot fetch texture " + textureStr + " without an asset service");
|
||||
httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound;
|
||||
return null;
|
||||
}
|
||||
|
||||
UUID textureID;
|
||||
if (!String.IsNullOrEmpty(textureStr) && UUID.TryParse(textureStr, out textureID))
|
||||
{
|
||||
string[] formats;
|
||||
if (format != null && format != string.Empty)
|
||||
{
|
||||
formats = new string[1] { format.ToLower() };
|
||||
}
|
||||
else
|
||||
{
|
||||
formats = WebUtil.GetPreferredImageTypes(httpRequest.Headers.Get("Accept"));
|
||||
if (formats.Length == 0)
|
||||
formats = new string[1] { DefaultFormat }; // default
|
||||
|
||||
}
|
||||
// OK, we have an array with preferred formats, possibly with only one entry
|
||||
|
||||
httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound;
|
||||
foreach (string f in formats)
|
||||
{
|
||||
if (FetchTexture(httpRequest, httpResponse, textureID, f))
|
||||
break;
|
||||
}
|
||||
|
||||
}
|
||||
else
|
||||
{
|
||||
m_log.Warn("[GETTEXTURE]: Failed to parse a texture_id from GetTexture request: " + httpRequest.Url);
|
||||
}
|
||||
|
||||
httpResponse.Send();
|
||||
return null;
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
///
|
||||
/// </summary>
|
||||
/// <param name="httpRequest"></param>
|
||||
/// <param name="httpResponse"></param>
|
||||
/// <param name="textureID"></param>
|
||||
/// <param name="format"></param>
|
||||
/// <returns>False for "caller try another codec"; true otherwise</returns>
|
||||
private bool FetchTexture(OSHttpRequest httpRequest, OSHttpResponse httpResponse, UUID textureID, string format)
|
||||
{
|
||||
// m_log.DebugFormat("[GETTEXTURE]: {0} with requested format {1}", textureID, format);
|
||||
AssetBase texture;
|
||||
|
||||
string fullID = textureID.ToString();
|
||||
if (format != DefaultFormat)
|
||||
fullID = fullID + "-" + format;
|
||||
|
||||
if (!String.IsNullOrEmpty(REDIRECT_URL))
|
||||
{
|
||||
// Only try to fetch locally cached textures. Misses are redirected
|
||||
texture = m_assetService.GetCached(fullID);
|
||||
|
||||
if (texture != null)
|
||||
{
|
||||
if (texture.Type != (sbyte)AssetType.Texture)
|
||||
{
|
||||
httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound;
|
||||
return true;
|
||||
}
|
||||
WriteTextureData(httpRequest, httpResponse, texture, format);
|
||||
}
|
||||
else
|
||||
{
|
||||
string textureUrl = REDIRECT_URL + textureID.ToString();
|
||||
m_log.Debug("[GETTEXTURE]: Redirecting texture request to " + textureUrl);
|
||||
httpResponse.RedirectLocation = textureUrl;
|
||||
return true;
|
||||
}
|
||||
}
|
||||
else // no redirect
|
||||
{
|
||||
// try the cache
|
||||
texture = m_assetService.GetCached(fullID);
|
||||
|
||||
if (texture == null)
|
||||
{
|
||||
//m_log.DebugFormat("[GETTEXTURE]: texture was not in the cache");
|
||||
|
||||
// Fetch locally or remotely. Misses return a 404
|
||||
texture = m_assetService.Get(textureID.ToString());
|
||||
|
||||
if (texture != null)
|
||||
{
|
||||
if (texture.Type != (sbyte)AssetType.Texture)
|
||||
{
|
||||
httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound;
|
||||
return true;
|
||||
}
|
||||
if (format == DefaultFormat)
|
||||
{
|
||||
WriteTextureData(httpRequest, httpResponse, texture, format);
|
||||
return true;
|
||||
}
|
||||
else
|
||||
{
|
||||
AssetBase newTexture = new AssetBase(texture.ID + "-" + format, texture.Name, (sbyte)AssetType.Texture, texture.Metadata.CreatorID);
|
||||
newTexture.Data = ConvertTextureData(texture, format);
|
||||
if (newTexture.Data.Length == 0)
|
||||
return false; // !!! Caller try another codec, please!
|
||||
|
||||
newTexture.Flags = AssetFlags.Collectable;
|
||||
newTexture.Temporary = true;
|
||||
m_assetService.Store(newTexture);
|
||||
WriteTextureData(httpRequest, httpResponse, newTexture, format);
|
||||
return true;
|
||||
}
|
||||
}
|
||||
}
|
||||
else // it was on the cache
|
||||
{
|
||||
//m_log.DebugFormat("[GETTEXTURE]: texture was in the cache");
|
||||
WriteTextureData(httpRequest, httpResponse, texture, format);
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
// not found
|
||||
// m_log.Warn("[GETTEXTURE]: Texture " + textureID + " not found");
|
||||
httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound;
|
||||
return true;
|
||||
}
|
||||
|
||||
private void WriteTextureData(OSHttpRequest request, OSHttpResponse response, AssetBase texture, string format)
|
||||
{
|
||||
string range = request.Headers.GetOne("Range");
|
||||
//m_log.DebugFormat("[GETTEXTURE]: Range {0}", range);
|
||||
if (!String.IsNullOrEmpty(range)) // JP2's only
|
||||
{
|
||||
// Range request
|
||||
int start, end;
|
||||
if (TryParseRange(range, out start, out end))
|
||||
{
|
||||
// Before clamping start make sure we can satisfy it in order to avoid
|
||||
// sending back the last byte instead of an error status
|
||||
if (start >= texture.Data.Length)
|
||||
{
|
||||
response.StatusCode = (int)System.Net.HttpStatusCode.RequestedRangeNotSatisfiable;
|
||||
return;
|
||||
}
|
||||
|
||||
end = Utils.Clamp(end, 0, texture.Data.Length - 1);
|
||||
start = Utils.Clamp(start, 0, end);
|
||||
int len = end - start + 1;
|
||||
|
||||
//m_log.Debug("Serving " + start + " to " + end + " of " + texture.Data.Length + " bytes for texture " + texture.ID);
|
||||
|
||||
if (len < texture.Data.Length)
|
||||
response.StatusCode = (int)System.Net.HttpStatusCode.PartialContent;
|
||||
|
||||
response.ContentLength = len;
|
||||
response.ContentType = texture.Metadata.ContentType;
|
||||
response.AddHeader("Content-Range", String.Format("bytes {0}-{1}/{2}", start, end, texture.Data.Length));
|
||||
|
||||
response.Body.Write(texture.Data, start, len);
|
||||
}
|
||||
else
|
||||
{
|
||||
m_log.Warn("[GETTEXTURE]: Malformed Range header: " + range);
|
||||
response.StatusCode = (int)System.Net.HttpStatusCode.BadRequest;
|
||||
}
|
||||
}
|
||||
else // JP2's or other formats
|
||||
{
|
||||
// Full content request
|
||||
response.StatusCode = (int)System.Net.HttpStatusCode.OK;
|
||||
response.ContentLength = texture.Data.Length;
|
||||
if (format == DefaultFormat)
|
||||
response.ContentType = texture.Metadata.ContentType;
|
||||
else
|
||||
response.ContentType = "image/" + format;
|
||||
response.Body.Write(texture.Data, 0, texture.Data.Length);
|
||||
}
|
||||
}
|
||||
|
||||
private bool TryParseRange(string header, out int start, out int end)
|
||||
{
|
||||
if (header.StartsWith("bytes="))
|
||||
{
|
||||
string[] rangeValues = header.Substring(6).Split('-');
|
||||
if (rangeValues.Length == 2)
|
||||
{
|
||||
if (Int32.TryParse(rangeValues[0], out start) && Int32.TryParse(rangeValues[1], out end))
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
start = end = 0;
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
private byte[] ConvertTextureData(AssetBase texture, string format)
|
||||
{
|
||||
m_log.DebugFormat("[GETTEXTURE]: Converting texture {0} to {1}", texture.ID, format);
|
||||
byte[] data = new byte[0];
|
||||
|
||||
MemoryStream imgstream = new MemoryStream();
|
||||
Bitmap mTexture = new Bitmap(1, 1);
|
||||
ManagedImage managedImage;
|
||||
Image image = (Image)mTexture;
|
||||
|
||||
try
|
||||
{
|
||||
// Taking our jpeg2000 data, decoding it, then saving it to a byte array with regular data
|
||||
|
||||
imgstream = new MemoryStream();
|
||||
|
||||
// Decode image to System.Drawing.Image
|
||||
if (OpenJPEG.DecodeToImage(texture.Data, out managedImage, out image))
|
||||
{
|
||||
// Save to bitmap
|
||||
mTexture = new Bitmap(image);
|
||||
|
||||
EncoderParameters myEncoderParameters = new EncoderParameters();
|
||||
myEncoderParameters.Param[0] = new EncoderParameter(Encoder.Quality, 95L);
|
||||
|
||||
// Save bitmap to stream
|
||||
ImageCodecInfo codec = GetEncoderInfo("image/" + format);
|
||||
if (codec != null)
|
||||
{
|
||||
mTexture.Save(imgstream, codec, myEncoderParameters);
|
||||
// Write the stream to a byte array for output
|
||||
data = imgstream.ToArray();
|
||||
}
|
||||
else
|
||||
m_log.WarnFormat("[GETTEXTURE]: No such codec {0}", format);
|
||||
|
||||
}
|
||||
}
|
||||
catch (Exception e)
|
||||
{
|
||||
m_log.WarnFormat("[GETTEXTURE]: Unable to convert texture {0} to {1}: {2}", texture.ID, format, e.Message);
|
||||
}
|
||||
finally
|
||||
{
|
||||
// Reclaim memory, these are unmanaged resources
|
||||
// If we encountered an exception, one or more of these will be null
|
||||
if (mTexture != null)
|
||||
mTexture.Dispose();
|
||||
|
||||
if (image != null)
|
||||
image.Dispose();
|
||||
|
||||
if (imgstream != null)
|
||||
{
|
||||
imgstream.Close();
|
||||
imgstream.Dispose();
|
||||
}
|
||||
}
|
||||
|
||||
return data;
|
||||
}
|
||||
|
||||
// From msdn
|
||||
private static ImageCodecInfo GetEncoderInfo(String mimeType)
|
||||
{
|
||||
ImageCodecInfo[] encoders;
|
||||
encoders = ImageCodecInfo.GetImageEncoders();
|
||||
for (int j = 0; j < encoders.Length; ++j)
|
||||
{
|
||||
if (encoders[j].MimeType == mimeType)
|
||||
return encoders[j];
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
}
|
|
@ -46,30 +46,10 @@ using OpenSim.Region.Framework.Interfaces;
|
|||
using OpenSim.Region.Framework.Scenes;
|
||||
using OpenSim.Services.Interfaces;
|
||||
using Caps = OpenSim.Framework.Capabilities.Caps;
|
||||
using OpenSim.Capabilities.Handlers;
|
||||
|
||||
namespace OpenSim.Region.ClientStack.Linden
|
||||
{
|
||||
#region Stream Handler
|
||||
|
||||
public delegate byte[] StreamHandlerCallback(string path, Stream request, OSHttpRequest httpRequest, OSHttpResponse httpResponse);
|
||||
|
||||
public class StreamHandler : BaseStreamHandler
|
||||
{
|
||||
StreamHandlerCallback m_callback;
|
||||
|
||||
public StreamHandler(string httpMethod, string path, StreamHandlerCallback callback)
|
||||
: base(httpMethod, path)
|
||||
{
|
||||
m_callback = callback;
|
||||
}
|
||||
|
||||
public override byte[] Handle(string path, Stream request, OSHttpRequest httpRequest, OSHttpResponse httpResponse)
|
||||
{
|
||||
return m_callback(path, request, httpRequest, httpResponse);
|
||||
}
|
||||
}
|
||||
|
||||
#endregion Stream Handler
|
||||
|
||||
[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule")]
|
||||
public class GetTextureModule : IRegionModule
|
||||
|
@ -107,298 +87,11 @@ namespace OpenSim.Region.ClientStack.Linden
|
|||
{
|
||||
UUID capID = UUID.Random();
|
||||
|
||||
// m_log.InfoFormat("[GETTEXTURE]: /CAPS/{0} in region {1}", capID, m_scene.RegionInfo.RegionName);
|
||||
caps.RegisterHandler("GetTexture", new StreamHandler("GET", "/CAPS/" + capID, ProcessGetTexture));
|
||||
// m_log.InfoFormat("[GETTEXTURE]: /CAPS/{0} in region {1}", capID, m_scene.RegionInfo.RegionName);
|
||||
//caps.RegisterHandler("GetTexture", new StreamHandler("GET", "/CAPS/" + capID, ProcessGetTexture));
|
||||
caps.RegisterHandler("GetTexture", new GetTextureHandler("/CAPS/" + capID + "/", m_assetService));
|
||||
}
|
||||
|
||||
#endregion
|
||||
|
||||
private byte[] ProcessGetTexture(string path, Stream request, OSHttpRequest httpRequest, OSHttpResponse httpResponse)
|
||||
{
|
||||
//m_log.DebugFormat("[GETTEXTURE]: called in {0}", m_scene.RegionInfo.RegionName);
|
||||
|
||||
// Try to parse the texture ID from the request URL
|
||||
NameValueCollection query = HttpUtility.ParseQueryString(httpRequest.Url.Query);
|
||||
string textureStr = query.GetOne("texture_id");
|
||||
string format = query.GetOne("format");
|
||||
|
||||
if (m_assetService == null)
|
||||
{
|
||||
m_log.Error("[GETTEXTURE]: Cannot fetch texture " + textureStr + " without an asset service");
|
||||
httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound;
|
||||
return null;
|
||||
}
|
||||
|
||||
UUID textureID;
|
||||
if (!String.IsNullOrEmpty(textureStr) && UUID.TryParse(textureStr, out textureID))
|
||||
{
|
||||
string[] formats;
|
||||
if (format != null && format != string.Empty)
|
||||
{
|
||||
formats = new string[1] { format.ToLower() };
|
||||
}
|
||||
else
|
||||
{
|
||||
formats = WebUtil.GetPreferredImageTypes(httpRequest.Headers.Get("Accept"));
|
||||
if (formats.Length == 0)
|
||||
formats = new string[1] { DefaultFormat }; // default
|
||||
|
||||
}
|
||||
// OK, we have an array with preferred formats, possibly with only one entry
|
||||
|
||||
httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound;
|
||||
foreach (string f in formats)
|
||||
{
|
||||
if (FetchTexture(httpRequest, httpResponse, textureID, f))
|
||||
break;
|
||||
}
|
||||
|
||||
}
|
||||
else
|
||||
{
|
||||
m_log.Warn("[GETTEXTURE]: Failed to parse a texture_id from GetTexture request: " + httpRequest.Url);
|
||||
}
|
||||
|
||||
httpResponse.Send();
|
||||
return null;
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
///
|
||||
/// </summary>
|
||||
/// <param name="httpRequest"></param>
|
||||
/// <param name="httpResponse"></param>
|
||||
/// <param name="textureID"></param>
|
||||
/// <param name="format"></param>
|
||||
/// <returns>False for "caller try another codec"; true otherwise</returns>
|
||||
private bool FetchTexture(OSHttpRequest httpRequest, OSHttpResponse httpResponse, UUID textureID, string format)
|
||||
{
|
||||
// m_log.DebugFormat("[GETTEXTURE]: {0} with requested format {1}", textureID, format);
|
||||
AssetBase texture;
|
||||
|
||||
string fullID = textureID.ToString();
|
||||
if (format != DefaultFormat)
|
||||
fullID = fullID + "-" + format;
|
||||
|
||||
if (!String.IsNullOrEmpty(REDIRECT_URL))
|
||||
{
|
||||
// Only try to fetch locally cached textures. Misses are redirected
|
||||
texture = m_assetService.GetCached(fullID);
|
||||
|
||||
if (texture != null)
|
||||
{
|
||||
if (texture.Type != (sbyte)AssetType.Texture)
|
||||
{
|
||||
httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound;
|
||||
return true;
|
||||
}
|
||||
WriteTextureData(httpRequest, httpResponse, texture, format);
|
||||
}
|
||||
else
|
||||
{
|
||||
string textureUrl = REDIRECT_URL + textureID.ToString();
|
||||
m_log.Debug("[GETTEXTURE]: Redirecting texture request to " + textureUrl);
|
||||
httpResponse.RedirectLocation = textureUrl;
|
||||
return true;
|
||||
}
|
||||
}
|
||||
else // no redirect
|
||||
{
|
||||
// try the cache
|
||||
texture = m_assetService.GetCached(fullID);
|
||||
|
||||
if (texture == null)
|
||||
{
|
||||
//m_log.DebugFormat("[GETTEXTURE]: texture was not in the cache");
|
||||
|
||||
// Fetch locally or remotely. Misses return a 404
|
||||
texture = m_assetService.Get(textureID.ToString());
|
||||
|
||||
if (texture != null)
|
||||
{
|
||||
if (texture.Type != (sbyte)AssetType.Texture)
|
||||
{
|
||||
httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound;
|
||||
return true;
|
||||
}
|
||||
if (format == DefaultFormat)
|
||||
{
|
||||
WriteTextureData(httpRequest, httpResponse, texture, format);
|
||||
return true;
|
||||
}
|
||||
else
|
||||
{
|
||||
AssetBase newTexture = new AssetBase(texture.ID + "-" + format, texture.Name, (sbyte)AssetType.Texture, texture.Metadata.CreatorID);
|
||||
newTexture.Data = ConvertTextureData(texture, format);
|
||||
if (newTexture.Data.Length == 0)
|
||||
return false; // !!! Caller try another codec, please!
|
||||
|
||||
newTexture.Flags = AssetFlags.Collectable;
|
||||
newTexture.Temporary = true;
|
||||
m_assetService.Store(newTexture);
|
||||
WriteTextureData(httpRequest, httpResponse, newTexture, format);
|
||||
return true;
|
||||
}
|
||||
}
|
||||
}
|
||||
else // it was on the cache
|
||||
{
|
||||
//m_log.DebugFormat("[GETTEXTURE]: texture was in the cache");
|
||||
WriteTextureData(httpRequest, httpResponse, texture, format);
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
// not found
|
||||
// m_log.Warn("[GETTEXTURE]: Texture " + textureID + " not found");
|
||||
httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound;
|
||||
return true;
|
||||
}
|
||||
|
||||
private void WriteTextureData(OSHttpRequest request, OSHttpResponse response, AssetBase texture, string format)
|
||||
{
|
||||
string range = request.Headers.GetOne("Range");
|
||||
//m_log.DebugFormat("[GETTEXTURE]: Range {0}", range);
|
||||
if (!String.IsNullOrEmpty(range)) // JP2's only
|
||||
{
|
||||
// Range request
|
||||
int start, end;
|
||||
if (TryParseRange(range, out start, out end))
|
||||
{
|
||||
// Before clamping start make sure we can satisfy it in order to avoid
|
||||
// sending back the last byte instead of an error status
|
||||
if (start >= texture.Data.Length)
|
||||
{
|
||||
response.StatusCode = (int)System.Net.HttpStatusCode.RequestedRangeNotSatisfiable;
|
||||
return;
|
||||
}
|
||||
|
||||
end = Utils.Clamp(end, 0, texture.Data.Length - 1);
|
||||
start = Utils.Clamp(start, 0, end);
|
||||
int len = end - start + 1;
|
||||
|
||||
//m_log.Debug("Serving " + start + " to " + end + " of " + texture.Data.Length + " bytes for texture " + texture.ID);
|
||||
|
||||
if (len < texture.Data.Length)
|
||||
response.StatusCode = (int)System.Net.HttpStatusCode.PartialContent;
|
||||
|
||||
response.ContentLength = len;
|
||||
response.ContentType = texture.Metadata.ContentType;
|
||||
response.AddHeader("Content-Range", String.Format("bytes {0}-{1}/{2}", start, end, texture.Data.Length));
|
||||
|
||||
response.Body.Write(texture.Data, start, len);
|
||||
}
|
||||
else
|
||||
{
|
||||
m_log.Warn("[GETTEXTURE]: Malformed Range header: " + range);
|
||||
response.StatusCode = (int)System.Net.HttpStatusCode.BadRequest;
|
||||
}
|
||||
}
|
||||
else // JP2's or other formats
|
||||
{
|
||||
// Full content request
|
||||
response.StatusCode = (int)System.Net.HttpStatusCode.OK;
|
||||
response.ContentLength = texture.Data.Length;
|
||||
if (format == DefaultFormat)
|
||||
response.ContentType = texture.Metadata.ContentType;
|
||||
else
|
||||
response.ContentType = "image/" + format;
|
||||
response.Body.Write(texture.Data, 0, texture.Data.Length);
|
||||
}
|
||||
}
|
||||
|
||||
private bool TryParseRange(string header, out int start, out int end)
|
||||
{
|
||||
if (header.StartsWith("bytes="))
|
||||
{
|
||||
string[] rangeValues = header.Substring(6).Split('-');
|
||||
if (rangeValues.Length == 2)
|
||||
{
|
||||
if (Int32.TryParse(rangeValues[0], out start) && Int32.TryParse(rangeValues[1], out end))
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
start = end = 0;
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
private byte[] ConvertTextureData(AssetBase texture, string format)
|
||||
{
|
||||
m_log.DebugFormat("[GETTEXTURE]: Converting texture {0} to {1}", texture.ID, format);
|
||||
byte[] data = new byte[0];
|
||||
|
||||
MemoryStream imgstream = new MemoryStream();
|
||||
Bitmap mTexture = new Bitmap(1, 1);
|
||||
ManagedImage managedImage;
|
||||
Image image = (Image)mTexture;
|
||||
|
||||
try
|
||||
{
|
||||
// Taking our jpeg2000 data, decoding it, then saving it to a byte array with regular data
|
||||
|
||||
imgstream = new MemoryStream();
|
||||
|
||||
// Decode image to System.Drawing.Image
|
||||
if (OpenJPEG.DecodeToImage(texture.Data, out managedImage, out image))
|
||||
{
|
||||
// Save to bitmap
|
||||
mTexture = new Bitmap(image);
|
||||
|
||||
EncoderParameters myEncoderParameters = new EncoderParameters();
|
||||
myEncoderParameters.Param[0] = new EncoderParameter(Encoder.Quality, 95L);
|
||||
|
||||
// Save bitmap to stream
|
||||
ImageCodecInfo codec = GetEncoderInfo("image/" + format);
|
||||
if (codec != null)
|
||||
{
|
||||
mTexture.Save(imgstream, codec, myEncoderParameters);
|
||||
// Write the stream to a byte array for output
|
||||
data = imgstream.ToArray();
|
||||
}
|
||||
else
|
||||
m_log.WarnFormat("[GETTEXTURE]: No such codec {0}", format);
|
||||
|
||||
}
|
||||
}
|
||||
catch (Exception e)
|
||||
{
|
||||
m_log.WarnFormat("[GETTEXTURE]: Unable to convert texture {0} to {1}: {2}", texture.ID, format, e.Message);
|
||||
}
|
||||
finally
|
||||
{
|
||||
// Reclaim memory, these are unmanaged resources
|
||||
// If we encountered an exception, one or more of these will be null
|
||||
if (mTexture != null)
|
||||
mTexture.Dispose();
|
||||
|
||||
if (image != null)
|
||||
image.Dispose();
|
||||
|
||||
if (imgstream != null)
|
||||
{
|
||||
imgstream.Close();
|
||||
imgstream.Dispose();
|
||||
}
|
||||
}
|
||||
|
||||
return data;
|
||||
}
|
||||
|
||||
// From msdn
|
||||
private static ImageCodecInfo GetEncoderInfo(String mimeType)
|
||||
{
|
||||
ImageCodecInfo[] encoders;
|
||||
encoders = ImageCodecInfo.GetImageEncoders();
|
||||
for (int j = 0; j < encoders.Length; ++j)
|
||||
{
|
||||
if (encoders[j].MimeType == mimeType)
|
||||
return encoders[j];
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
}
|
||||
|
|
46
prebuild.xml
46
prebuild.xml
|
@ -687,7 +687,7 @@
|
|||
<Reference name="log4net" path="../../../bin/"/>
|
||||
|
||||
<Files>
|
||||
<Match pattern="*.cs" recurse="true">
|
||||
<Match pattern="*.cs" recurse="false">
|
||||
<Exclude name="Tests" pattern="Tests"/>
|
||||
</Match>
|
||||
<Match buildAction="EmbeddedResource" path="Resources" pattern="*.addin.xml" recurse="true"/>
|
||||
|
@ -1268,7 +1268,6 @@
|
|||
</Files>
|
||||
</Project>
|
||||
|
||||
|
||||
<Project frameworkVersion="v3_5" name="OpenSim.Server.Handlers" path="OpenSim/Server/Handlers" type="Library">
|
||||
<Configuration name="Debug">
|
||||
<Options>
|
||||
|
@ -1306,6 +1305,47 @@
|
|||
</Files>
|
||||
</Project>
|
||||
|
||||
|
||||
<Project frameworkVersion="v3_5" name="OpenSim.Capabilities.Handlers" path="OpenSim/Capabilities/Handlers" type="Library">
|
||||
<Configuration name="Debug">
|
||||
<Options>
|
||||
<OutputPath>../../../bin/</OutputPath>
|
||||
</Options>
|
||||
</Configuration>
|
||||
<Configuration name="Release">
|
||||
<Options>
|
||||
<OutputPath>../../../bin/</OutputPath>
|
||||
</Options>
|
||||
</Configuration>
|
||||
|
||||
<ReferencePath>../../../bin/</ReferencePath>
|
||||
<Reference name="System"/>
|
||||
<Reference name="System.Drawing"/>
|
||||
<Reference name="System.Xml"/>
|
||||
<Reference name="System.Web"/>
|
||||
<Reference name="OpenMetaverse" path="../../../bin/"/>
|
||||
<Reference name="OpenMetaverseTypes" path="../../../bin/"/>
|
||||
<Reference name="OpenMetaverse.StructuredData" path="../../../bin/"/>
|
||||
<Reference name="OpenSim.Capabilities"/>
|
||||
<Reference name="OpenSim.Framework"/>
|
||||
<Reference name="OpenSim.Framework.Console"/>
|
||||
<Reference name="OpenSim.Framework.Servers.HttpServer"/>
|
||||
<Reference name="OpenSim.Server.Base"/>
|
||||
<Reference name="OpenSim.Server.Handlers"/>
|
||||
<Reference name="OpenSim.Services.Base"/>
|
||||
<Reference name="OpenSim.Services.Interfaces"/>
|
||||
<Reference name="Nini" path="../../../bin/"/>
|
||||
<Reference name="log4net" path="../../../bin/"/>
|
||||
<Reference name="DotNetOpenId" path="../../../bin/"/>
|
||||
|
||||
<Files>
|
||||
<Match pattern="*.cs" recurse="true">
|
||||
<Exclude pattern="Tests"/>
|
||||
</Match>
|
||||
</Files>
|
||||
</Project>
|
||||
|
||||
|
||||
<Project frameworkVersion="v3_5" name="Robust" path="OpenSim/Server" type="Exe">
|
||||
<Configuration name="Debug">
|
||||
<Options>
|
||||
|
@ -1532,6 +1572,7 @@
|
|||
<Reference name="OpenMetaverse" path="../../../../bin/"/>
|
||||
<Reference name="OpenSim.Region.Framework"/>
|
||||
<Reference name="OpenSim.Capabilities"/>
|
||||
<Reference name="OpenSim.Capabilities.Handlers"/>
|
||||
<Reference name="OpenSim.Framework"/>
|
||||
<Reference name="OpenSim.Data"/>
|
||||
<Reference name="OpenSim.Framework.Servers"/>
|
||||
|
@ -2355,7 +2396,6 @@
|
|||
<Reference name="OpenSim.Region.CoreModules"/>
|
||||
<Reference name="OpenSim.Framework.Console"/>
|
||||
<Reference name="OpenSim.Framework.Servers"/>
|
||||
<Reference name="OpenSim.Capabilities"/>
|
||||
<Reference name="OpenSim.Framework.Servers.HttpServer"/>
|
||||
<Reference name="OpenSim.Framework.Statistics"/>
|
||||
<Reference name="OpenSim.Region.Physics.Manager"/>
|
||||
|
|
Loading…
Reference in New Issue